package com.atguigu.gulimall.ware.config;

import org.springframework.amqp.core.Binding;
import org.springframework.amqp.core.Exchange;
import org.springframework.amqp.core.Queue;
import org.springframework.amqp.core.TopicExchange;
import org.springframework.amqp.rabbit.annotation.RabbitListener;
import org.springframework.amqp.support.converter.Jackson2JsonMessageConverter;
import org.springframework.amqp.support.converter.MessageConverter;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import java.util.HashMap;

@Configuration
public class MyRabbitConfig {


    @Bean
    public MessageConverter messageConverter(){
        return new Jackson2JsonMessageConverter();
    }

    /**
     * 定制 rabbitTemplate
     *
     */

    @Bean
    public Exchange stockEventExchange(){
        //String name, boolean durable, boolean autoDelete, Map<String, Object> arguments
        TopicExchange exchange = new TopicExchange("stock-event-exchange",true,false);
        return exchange;
    }

    @Bean
    public Queue stockReleaseStockQueue(){
        return new Queue("stock.release.stock.queue",true,false,false);
    }
    @Bean
    public Queue stockDelayQueue(){
        HashMap<String, Object> arguments = new HashMap<>();
        arguments.put("x-dead-letter-exchange","stock-event-exchange");
        arguments.put("x-dead-letter-routing-key","stock.release");
        arguments.put("x-message-ttl",70000);
        return new Queue("stock.delay.queue",true,false,false,arguments);
    }

    @Bean
    public Binding stockLockedBinding(){
        return new Binding("stock.release.stock.queue", Binding.DestinationType.QUEUE,"stock-event-exchange","stock.release.#",null);
    }

    @Bean
    public Binding stockDelayLockedBinding(){
        return new Binding("stock.delay.queue",Binding.DestinationType.QUEUE,"stock-event-exchange","stock.locked",null);
    }


}
